package com.sf.melon.utils;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.sf.melon.model.Point;
import org.apache.commons.lang3.StringUtils;
import org.apache.http.NameValuePair;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;

import java.io.IOException;
import java.math.BigDecimal;
import java.net.URI;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * @author wujiang
 * @version 1.0.0
 * @date 2017/6/2
 * 用于发送restful请求的工具类
 */
public class HttpClientUtils {

    public static String sendGet(String url, Map<String, String> param) {

        // 创建Httpclient对象
        CloseableHttpClient httpclient = HttpClients.createDefault();

        String resultString = "";
        CloseableHttpResponse response = null;
        try {
            // 创建uri
            URIBuilder builder = new URIBuilder(url);
            if (param != null) {
                for (String key : param.keySet()) {
                    builder.addParameter(key, param.get(key));
                }
            }
            URI uri = builder.build();

            // 创建http GET请求
            HttpGet httpGet = new HttpGet(uri);

            // 执行请求
            response = httpclient.execute(httpGet);
            // 判断返回状态是否为200
            if (response.getStatusLine().getStatusCode() == 200) {
                resultString = EntityUtils.toString(response.getEntity(), "UTF-8");
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                if (response != null) {
                    response.close();
                }
                httpclient.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return resultString;
    }

    public static String sendGet(String url) {
        return sendGet(url, null);
    }

    public static String sendPost(String url, Map<String, String> param) {
        // 创建Httpclient对象
        CloseableHttpClient httpClient = HttpClients.createDefault();
        CloseableHttpResponse response = null;
        String resultString = "";
                try {
                    // 创建Http Post请求
                    HttpPost httpPost = new HttpPost(url);
                    // 创建参数列表
                    if (param != null) {
                        List<NameValuePair> paramList = new ArrayList<>();
                        for (String key : param.keySet()) {
                            paramList.add(new BasicNameValuePair(key, param.get(key)));
                        }
                // 模拟表单
                UrlEncodedFormEntity entity = new UrlEncodedFormEntity(paramList,"utf-8");
                httpPost.setEntity(entity);
            }
            // 执行http请求
            response = httpClient.execute(httpPost);
            resultString = EntityUtils.toString(response.getEntity(), "utf-8");
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                response.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        return resultString;
    }

    public static String sendPost(String url) {
        return sendPost(url, null);
    }

    public static String sendPostJson(String url, String json) {
        // 创建Httpclient对象
        CloseableHttpClient httpClient = HttpClients.createDefault();
        CloseableHttpResponse response = null;
        String resultString = "";
        try {
            // 创建Http Post请求
            HttpPost httpPost = new HttpPost(url);
            // 创建请求内容
            StringEntity entity = new StringEntity(json, ContentType.APPLICATION_JSON);
            httpPost.setEntity(entity);
            // 执行http请求
            response = httpClient.execute(httpPost);
            resultString = EntityUtils.toString(response.getEntity(), "utf-8");
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                response.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        return resultString;
    }


    public static Map<String,Object> getMapResult(){

        String resultString = HttpClientUtils.sendPostJson(Constants.IP+Constants.CREATE_URL,Constants.TEAMNAME_STRING);

        Map<String,Object>  resultMap = new HashMap<String,Object>();

        JSONObject jsonObject = JSON.parseObject(resultString);

        String msg = (String)jsonObject.get(Constants.MSG);

        if(!StringUtils.equalsIgnoreCase(msg,Constants.MSG_OK)){
            return null;
        }



        resultMap = delState(jsonObject);

        return resultMap;

    }

    public static int getPointInfo(int x,int y,Map<String,Object> objectMap){

        List<Point> jobsList = (List<Point>)objectMap.get(Constants.JOBS);

        for(Point point:jobsList){

            if(point.getX() == x && point.getY() == y){

                return point.getValue();
            }
        }

        return 0;
    }

    public static Map<String,Object> controllAI(String direction,String id){

        String json = "{\"direction\":\""+direction+"\"}";

        String controllUrl = Constants.IP+Constants.CREATE_URL+"/"+id+Constants.CONTROLL_URL;

        String resultString = HttpClientUtils.sendPostJson(controllUrl,json);

        JSONObject jsonObject = JSON.parseObject(resultString);

        String msg = (String)jsonObject.get(Constants.MSG);

        if(!StringUtils.equalsIgnoreCase(msg,Constants.MSG_OK)){
            return null;
        }

        Map<String,Object>  resultMap = delState(jsonObject);

        String reward = jsonObject.get(Constants.REWARD).toString();

        boolean done = (boolean)jsonObject.get(Constants.DONE);

        resultMap.put(Constants.REWARD,reward);

        resultMap.put(Constants.DONE,done);

        return resultMap;


    }


    private static  Map<String,Object> delState(JSONObject jsonObject){

        Map<String,Object>  resultMap = new HashMap<String,Object>();

        List<Point> pointList = new ArrayList<>();

        String idStr = (String)jsonObject.get(Constants.ENV_ID);

        resultMap.put(Constants.ENV_ID,idStr);

        String aiStr = jsonObject.getJSONObject(Constants.STATE).get(Constants.AI).toString();

        Point aiPoint = JSONObject.parseObject(aiStr,Point.class);


        resultMap.put("ai",aiPoint);

        String wallStr = jsonObject.getJSONObject(Constants.STATE).get(Constants.WALLS).toString();


        List<Point> wallPointList = JSON.parseArray(wallStr,Point.class);
        for (Point point:wallPointList){
            point.setIsWall(true);
        }

        resultMap.put(Constants.WALLS,wallPointList);


        String jobsStr = jsonObject.getJSONObject(Constants.STATE).get(Constants.JOBS).toString();


        List<Point> jobsPointList = JSON.parseArray(jobsStr,Point.class);
        for (Point point:jobsPointList){
            point.setIsWall(false);
        }

        resultMap.put(Constants.JOBS,jobsPointList);

        return  resultMap;
    }

    public static void main(String[] args) {
        //String unpUrl = "http://public-int-gw.intsit.sfdc.com.cn:1080/unp/callback/receive";
        //String requestJson = "{\"noticeId\":"+"12233"+",\"isUnsuccessfulCallback\":true}";

//        String json = "{\"name\":\"melon\"}";
//
//        String resultString = HttpClientUtils.sendPostJson(IP+CREATE,json);
//        System.out.println(resultString);

        //controllAI("U");

       // getMapResult();
    }
}
